srl srm sro srp srr srs sry ss- ssc sse ssi ssl ssm sso ssp ssr sss ssu suc sue sui sul sum suo sup sur sus suu suy sy- syc sye syi syl sym syp syr sys syu ucc uce uci ucl ucm uco ucp ucr ucs ucu uec uee uei uel uem uep uer ues uey uic uie uii uil uim uio uip uir uis uiu ulc ule uli ull ulm ulo ulp ulr uls ulu uly um- umc ume umi uml umm umo ump umr ums umu uoc uoe uol uom uoo uop uor uos up- upc upe upi upm upo upp upr ups upu ur- urc ure uri url urm uro urp urr urs uru ury usc use usi usl usm uso usp usr uss usu uuc uue uum uur uus uuu uyc uyi uyo uys uyu ycc yce yci ycl yco ycp ycs ycu ycy yec yee yei yel yem yeo yep yer yes yey yie yii yim yio yip yir yis ylc yle yli yll ylm ylr yls yly ymc yme ymi yml ymm ymo yms yoc yoe yoi yol yom yoo yop yor yos you yoy ypl ypo yps ypu yrc yre yro yrp yrs yru ysc yse ysi ysl ysm yso ysp ysr yss ysu ysy yue yui yul yum yuo yup yur yus yuu yuy yyc yye yys yyu yyy